"""Basic tests for shared config loader."""
from services.shared.config import load_config, AppConfig


def test_load_config_returns_app_config():
    config = load_config()
    assert isinstance(config, AppConfig)


def test_postgres_dsn_format():
    config = load_config()
    assert config.postgres.dsn.startswith("postgresql://")


def test_redis_url_format():
    config = load_config()
    assert config.redis.url.startswith("redis://")


def test_default_broker_mode():
    config = load_config()
    assert config.broker.mode == "paper"